21401736

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{2069}}^1$

素因数の和:2509

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 32252664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2069, 2586, 3448, 4138, 5172, 6207, 8276, 10344, 12414, 16552, 24828, 49656, 891739, 1783478, 2675217, 3566956, 5350434, 7133912, 10700868, 21401736]

約数ペア:

[(1, 21401736), (2, 10700868), (3, 7133912), (4, 5350434), (6, 3566956), (8, 2675217), (12, 1783478), (24, 891739), (431, 49656), (862, 24828), (1293, 16552), (1724, 12414), (2069, 10344), (2586, 8276), (3448, 6207), (4138, 5172)]